Oatey 39239 8 Stack DFU Capacity Installation Kit with Tubular Adapter Air Admittance Valve, 1.5 in. 20 Branch, White
Product Description
Oatey 39239 8 Stack DFU Capacity Installation Kit with Tubular Adapter Air Admittance Valve, 1.5 in. 20 Branch, White
- Sure-Vent air admittance valve installation pack
- Use as an alternative to a secondary vent in a DWV system
- Vents up to 20 DFU Branch or 8 DFU Stack
- Includes AAV, P-trap, 6 in. extension tube, PVC threaded adapter and deep box flange
- One size approved to handle up to 2 in. vent pipe
Oatey? Sure-Vent? 6 DFU Capacity Air Admittance Valve is a one-way valve designed to allow air to enter the plumbing drainage system when negative pressures develop in the piping system.The purpose of an Air Admittance Valve is to provide a method of allowing air to enter the plumbing drainage system without the use of a vent extended to open air and to prevent sewer gases from escaping into a building. An Air Admittance Valve is a one way valve designed to allow air to enter the plumbing drainage system when negative pressures develop in the piping system. The device shall close by gravity and seal the vent terminal at zero differential pressure (no flow conditions) and under positive internal pressures.
Technical Specifications
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